-oire

• IPA^(key): /waʁ/

Borrowed from Latin -(āt)ōrius, suffix forming relational adjectives from verbs. Cognate to English -ory and -or.

-oire (plural -oires)

1. Suffix used to form adjectives matched to nouns ending in -ation (or its variants) and derived from a Latin verb.

   ‎hallucination + ‎-oire → ‎hallucinatoire (“hallucinatory”)

   ‎giration + ‎-oire → ‎giratoire (“gyratory, roundabout”)

Inherited from Latin -(āt)ōria(m), the feminine singular form of the above. Compare Italian -toia.

-oire f (plural -oires)

1. Suffix used on verbs to form feminine nouns, generally referring to objects or tools used to do something.

   ‎balancer + ‎-oire → ‎balançoire f (“playground swing”)

   ‎bouillir + ‎-oire → ‎bouilloire f (“teakettle”)

Borrowed from Latin -(āt)ōrium (the neuter singular form of the above, used to form nouns denoting places and instruments). The inherited descendant of this ending is -oir.

-oire m (plural -oires)

1. Suffix used on verbs (usually attached to the Latin supine stem) to form masculine nouns, genearally referring to places where something is done.

   laboratoire m (Latin laborare) — laboratory

   observatoire m (observer) — observatory

From Latin -oria.

• IPA^(key): /ˈoi̯.ɾə/

-oire

1. indicates a tool or a device