MISSING LINK LXXXVIII

Each trio of words below shares a Missing Link - that is, its members have something in common, obvious or not. For example, RIVERS, NOSES, and VIOLINS can all have BRIDGES.

1. Party..........Letter..........Head
2. Ends..........Seconds..........Decisions
3. Think..........Oxygen..........Gas
4. Crab..........Suit..........Blind
5. Tail..........Head..........Ill
6. Waves..........System..........Stage
7. New..........Done..........Square
8. Cycle..........Mark..........Power
9. Love..........Bug..........Luck
10. Train..........Airport..........Battery

Answers:

1. Block
2. Things that can be split
3. Kinds of tanks
4. Snow
5. Kinds of winds
6. Sound
7. Kinds of deals
8. Water
9. Lady
10. Things that have terminals