Learn That Word

Antonyms for Unwind (opposite meaning)

WordNet sense 1 (wrap or coil around):
wind, wind

WordNet sense 2 (become tense, nervous, or uneasy):
tense, tense up

WordNet sense 3 (cause to be tense and uneasy or nervous or anxious):
strain


From the ODE community, based on WordNetadd/edit