ac·cu·mu·la·tor 
(ə-kymyə-lā′tər)
(ə-kymyə-lā′tər)n.
1. One that accumulates: an accumulator of old magazines.
2. A register or electric circuit in a calculator or computer, in which the results of arithmetical and logical operations are formed.
3. Chiefly British An automobile storage battery.
- for the better
- for the birds
- for the hell of it
- for the life of
- for the life of (one)
- for the life of one
- for the love of
- for the most part
- for the present
- for the time being
- forthright
- forthrightly
- forthrightness
- forthwith
- fortieth
- fortifiable
- fortification
- fortified wine
- fortifier
- fortify
- fortifyingly
- fortis
- fortissimo
- fortitude
- fortitudinous