irregular verbs (from T to W)

 infinitive                 past                     past participle

T
take	took	taken
teach	taught	taught
tear	tore	torn
tell	told	told
think	thought	thought
thrive	thrived /throve	thrived /thriven
throw	threw	thrown
U
understand	understood	understood
uphold	upheld	upheld
upset	upset	Upset
W
wake	woke	woken
wear	wore	worn
weep	wept	wept
win	won	won
wind	wound	wound
write	wrote	written