Common words:
* ten
* two
* the
* to
* too
* try
* time
* tell
* take
* turn
* tree
* team
* town
* trip
* type
* thin
* that
* this
* them
* they
* then
Less common words:
* taut
* tick
* trap
* tear
* trim
* true
* tug
* twirl
* thud
* tank
* tomb
* tent
* toad
* toast
* trek
* troll
* trump
* tube
This is not an exhaustive list, but it gives you a good starting point.