port·hole 
(pôrthōl′)
(pôrthōl′)n.
1. Nautical A small, usually circular window in a ship's side.
2. An opening in a fortified wall; an embrasure.
- thrower
- throw for a loop
- throw hat into the ring
- throw in
- throw-in
- throw in the sponge
- throw in the towel
- throw in the towel/sponge
- throw light on
- thrown
- throw off
- throw oneself at
- throw one's hat into the ring
- throw (one's) weight around
- throw one's weight around
- throw open
- throw out
- throw over
- throw pillow
- throw rug
- throw (someone) a bone
- throw someone a bone
- throw someone a curve ball
- throw (someone) under the bus
- throw someone under the bus