-ibilis

From -bilis, q.v.

• (Classical) IPA^(key): /ˈi.bi.lis/, [ˈɪbɪlʲɪs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /ˈi.bi.lis/, [ˈiːbilis]

-ibilis (neuter -ibile); third-declension two-termination suffix

1. -able; able or worthy to be (the recipient of an action).

The suffix -ibilis is a variant of -bilis, usually added to second, third, and fourth conjugation verbs to form an adjective denoting passive qualities.

Examples:

‎horreō (“I stand on end, move shakily”) + ‎-ibilis → ‎horribilis (“horrible, dreadful”)

‎rīdeō (“I laugh”) + ‎-ibilis → ‎rīsibilis (“laughable”)

Third-declension two-termination adjective.