Find the word that fits

Strengthen: alternatives and connections

Begin with the reviewed alternatives, then explore broader connections without treating every related word as an automatic substitute.

Try an example: important law show help change happy
26,102 words currently have published synonym-style alternatives
90,593 searchable synonym connections
350,924 published thesaurus relationships of every type
Start with the meaning

Strengthen

To make strong or stronger; to add strength to; as, to strengthen a limb, a bridge, an army; to strengthen an obligation; to strengthen authority.

71 useful connections shown 29 reviewed relationships and 42 broader connections.
Best place to begin

Reviewed alternatives and contrasts

These links were deliberately created. Use the interchangeability score and guidance to judge whether a word will work in your sentence.

Contextual alternative 1

Improve 88% connected

To disprove or make void; to refute.

ad editorial 2026 08 professional 58% interchangeable less formal softer

Useful for controls, evidence, relationships, capability and arguments.

Broader term 4

Alter 76% connected

To make otherwise; to change in some respect, either partially or wholly; to vary; to modify.

oewn 2023 0% interchangeable

Open English WordNet identifies the related term as a broader lexical category for at least one sense.

Change 76% connected

To alter; to make different; to cause to pass from one state to another; as, to change the position, character, or appearance of a thing; to change t…

oewn 2023 0% interchangeable

Open English WordNet identifies the related term as a broader lexical category for at least one sense.

Exercise 76% connected

The act of exercising; a setting in action or practicing; employment in the proper mode of activity; exertion; application; use; habitual activity; o…

oewn 2023 0% interchangeable

Open English WordNet identifies the related term as a broader lexical category for at least one sense.

Modify 76% connected

To change somewhat the form or qualities of; to alter somewhat; as, to modify a contrivance adapted to some mechanical purpose; to modify the terms o…

oewn 2023 0% interchangeable

Open English WordNet identifies the related term as a broader lexical category for at least one sense.

Manner of action 16

Back 76% connected

A large shallow vat; a cistern, tub, or trough, used by brewers, distillers, dyers, picklers, gluemakers, and others, for mixing or cooling wort, hol…

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Batten 76% connected

To make fat by plenteous feeding; to fatten.

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Brace 76% connected

That which holds anything tightly or supports it firmly; a bandage or a prop.

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Buttress 76% connected

A projecting mass of masonry, used for resisting the thrust of an arch, or for ornament and symmetry.

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Confirm 76% connected

To make firm or firmer; to add strength to; to establish; as, health is confirmed by exercise.

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Consolidate 76% connected

Formed into a solid mass; made firm; consolidated.

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Proof 76% connected

Any effort, process, or operation designed to establish or discover a fact or truth; an act of testing; a test; a trial.

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Reenforce 76% connected

To strengthen with new force, assistance, material, or support; as, to reenforce an argument; to reenforce a garment; especially, to strengthen with…

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Reinforce 76% connected

See Reenforce, v. t.

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Restrengthen 76% connected

To strengthen again; to fortify anew.

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Secure 76% connected

Free from fear, care, or anxiety; easy in mind; not feeling suspicion or distrust; confident.

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Steady 76% connected

Firm in standing or position; not tottering or shaking; fixed; firm.

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Substantiate 76% connected

To make to exist; to make real.

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Toughen 76% connected

To grow or make tough, or tougher.

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Undergird 76% connected

To blind below; to gird round the bottom.

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Vitalize 76% connected

To endow with life, or vitality; to give life to; to make alive; as, vitalized blood.

oewn 2023 0% interchangeable

Open English WordNet identifies the related verb as a more specific manner of this action.

Derivationally related 2

Synonym 2

Fortify 92% connected

To add strength to; to strengthen; to confirm; to furnish with power to resist attack.

oewn 2023 68% interchangeable

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.

Tone 92% connected

Sound, or the character of a sound, or a sound considered as of this or that character; as, a low, high, loud, grave, acute, sweet, or harsh tone.

oewn 2023 68% interchangeable

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.

Near synonym 1

Improve 90% connected

To disprove or make void; to refute.

general 74% interchangeable

Strengthen overlaps with improve, but its tone, intensity or usual context may differ. Check the definition before substituting it.

Professional alternative 1

Improve 84% connected

To disprove or make void; to refute.

capability 58% interchangeable less formal softer

Strengthen focuses on resilience, capability or effectiveness.

Improve governance. / Strengthen governance.

Antonym 2

Weaken 94% connected

To make weak; to lessen the strength of; to deprive of strength; to debilitate; to enfeeble; to enervate; as, to weaken the body or the mind; to weak…

oewn 2023 0% interchangeable

Open English WordNet records these words as lexical opposites.

Weaken 94% connected

To make weak; to lessen the strength of; to deprive of strength; to debilitate; to enfeeble; to enervate; as, to weaken the body or the mind; to weak…

oewn 2023 0% interchangeable

Open English WordNet records these words as lexical opposites.

Explore further

Words from the same subject

These terms belong to the same specialist field or topic. They help you explore the subject, but they are not automatically synonyms.

Explore further

Words connected by meaning

Their definitions overlap or refer to similar ideas. Use these to widen your search, then compare the exact meanings.