a·do 
(ə-d)
(ə-d)n.
Fuss; trouble; bother.
[Middle English, from the phrase at do : at, to (used with infinitive) (from Old Norse at; see ad- in the Appendix of Indo-European roots) + do, do; see DO1.]
- complaisant
- complaisantly
- compleat
- complect
- complected
- complement
- complemental
- complementally
- complementarily
- complementariness
- complementarity
- complementary
- complementary angles
- complementary color
- complementary DNA
- complementary medicine
- complement fixation
- complementizer
- complete
- complete blood count
- completely
- complete metamorphosis
- completeness
- completion
- completive