PER - For each.
POD - A seed case for legumes (e.g. peas, beans, peppers).
PRO - An advantage of something, especially when contrasted with its disadvantages (cons).
RED - Having red as its colour.
ROD - A straight, round stick, shaft, bar, cane, or staff.
DOE - A female deer; also used of similar animals such as reindeer, antelope, goat.
REP - Short form of reputation.
ODE - A short poetical composition proper to be set to music or sung; a lyric poem; esp., now, a poem characterized by sustained noble sentiment and appropriate dignity of style.
DOPE - Any viscous liquid or paste, such as a lubricant, used in preparing a surface.
DROP - A small mass of liquid just large enough to hold its own weight via surface tension, usually one that falls from a source of liquid.
RODE - The line from the vessel to its anchor. Also warp.
ROPE - Thick strings, yarn, monofilaments, metal wires, or strands of other cordage that are twisted together to form a stronger line.
PORE - A tiny opening in the skin.
PROD - To poke, to push, to touch.
REDO - To do again.
DOER - Someone who does, performs, or executes; an active person, an agent.
REPO - Repossession.
ODDER - Comparative form of odd: more odd.
ROPED - Simple past tense and past participle of rope.
PRODDED - Simple past tense and past participle of prod.