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, manacle, miracle, miraculous, obstacle, oracle, spectacle, spectacular, spiracle, tabernacle, tentacle, tentacular
See Also
-c(u)le [-cule, -cle], -cula, -culae, -culum, -culus, -culi, -ula, -ulae, -(u)le [-ule, -le], -ulum, -unc(u)le [-uncule, -uncle], -unculi, -unculus