Word Study
unthink |
unthinkable |
unthinkably |
unthinker |
unthinking |
unthinkingly
| unthought
| unthought of
| unthought-of
| unthoughtful
| unthoughtfulness
unthinkingly
WORDNET DICTIONARY
Adverbial unthinkingly has 1 sense
- unthinkingly(r = adv.all) thoughtlessly, unthinking - in a thoughtless manner; "he stared thoughtlessly at the picture"
For further exploring for "unthinkingly" in Webster Dictionary Online
(NT only) to listen to the NET Bible 
