tip·top 
(tĭptŏp′)
(tĭptŏp′)n.
1. The highest point; the summit.
2. The highest degree of quality or excellence.
adj.
Excellent; first-rate: an athlete in tiptop condition.
adv.
Very well; excellently.
- quadriplegic
- quadrivalence
- quadrivalency
- quadrivalent
- quadrivium
- quadroon
- quadru-
- quadru-
- quadrumanal
- quadrumanous
- quadrumvirate
- quadruped
- quadruped
- quadrupedal
- quadrupedalism
- quadrupedally
- quadruple
- quadruplet
- quadruple witching hour
- quadruplicate
- quadruplicately
- quadruplication
- quadruply
- quaestor
- quaestorial