stiffens; stiffened; stiffening
stiffens; stiffened; stiffening
Learner's definition of STIFFEN
1
[no object] : to stop moving and become completely still especially because of fear, anger, etc.(尤指因害怕、愤怒等身体)发僵,变僵直,变僵硬 2
[no object] : to become painful to move or use变酸痛僵直 —
often + up 3
: to become more severe or strong or to make (something) more severe or strong(使)加强;(使)强劲 [no object]
[+ object]
4
[+ object] : to make (something, such as cloth) difficult to bend or move使硬挺;使不易弯曲 — stiffener
/ˈstɪfənɚ/ noun, plural stiffeners [count]