-ac(u)le

Morpheme

-ac(u)le

Type

suffix

Denotation

Lating diminutive or instrumental suffix

Etymology

Latin stem vowel -a- + instrumentive suffix -culum

Evidence

hibernacle, hibernaculum, miracle, miraculous, obstacle, oracle, spectacle, spectacular, spiracle, tabernacle, tentacle, tentacular

See Also

-(u)le, -c(u)le