Required: alternatives and connections

Such as must be; impossible to be otherwise; not to be avoided; inevitable.

Open English WordNet links these adjective senses as similar in meaning; they are not necessarily interchangeable.

Such as must be; impossible to be otherwise; not to be avoided; inevitable.

Open English WordNet links these adjective senses as similar in meaning; they are not necessarily interchangeable.

Binding in law or conscience; imposing duty or obligation; requiring performance or forbearance of some act; -- often followed by on or upon; as, obe…

Open English WordNet links these adjective senses as similar in meaning; they are not necessarily interchangeable.

Binding in law or conscience; imposing duty or obligation; requiring performance or forbearance of some act; -- often followed by on or upon; as, obe…

Open English WordNet links these adjective senses as similar in meaning; they are not necessarily interchangeable.

Having the power of compulsion; constraining.

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.

Containing a command; preceptive; directory.

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.

of Need

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.

Full of need; in need or want; needy; distressing.

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.

That which is required, or is necessary; something indispensable.

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.