Morpheme
-ac(u)le [-acule, -acle]
Type
suffix
Denotation
Latin diminutive or instrumental suffix
Etymology
Latin stem vowel -a- + instrumentive suffix -culum
Evidence
hibernacle, hibernaculum, jentacular, manacle, miracle, miraculous, obstacle, oracle, oracular, spectacle, spectacular, spiracle, tabernacle, tentacle, tentacular
