Colloquial vs. Informal

Colloquialadjective

(linguistics) Denoting a manner of speaking or writing that is characteristic of familiar conversation, of common parlance; informal.

Colloquialadjective

Of or pertaining to a conversation; conversational or chatty.

Colloquialnoun

A colloquial word or phrase, colloquialism

Colloquialadjective

Pertaining to, or used in, conversation, esp. common and familiar conversation; conversational; hence, unstudied; informal; as, colloquial intercourse; colloquial phrases; a colloquial style.

Colloquialadjective

characteristic of informal spoken language or conversation;

Colloquialadjective

(of language) used in ordinary or familiar conversation; not formal or literary

Informaladjective

Not formal or ceremonious.

Informaladjective

Not in accord with the usual regulations.

Informaladjective

Suited for everyday use.

Informaladjective

(of language) Reflecting everyday, non-ceremonious usage.

Informaladjective

(gardening) Not organized; not structured or planned.

Informaladjective

Not in the regular, usual, or established form; not according to official, conventional, prescribed, or customary forms or rules; irregular; hence, without ceremony; as, an informal writing, proceeding, or visit.

Informaladjective

Deranged in mind; out of one's senses.

Informaladjective

not formal;

Informaladjective

not officially recognized or controlled;

Informaladjective

used of spoken and written language

Informaladjective

having or fostering a warm or friendly atmosphere; especially through smallness and informality;