一体【いったい】
(what) the heck, (why) in the world, (who) on earth, one object, one body, unity, one form, one style, one Buddhist image (or carving, etc.), generally, in general
遺体【いたい】
(dead) body, corpse, remains
死体【したい】
dead body, corpse, cadaver, carcass
正体【しょうたい】
true character, true form, true colors (colours), identity, truth (of a mystery, phenomenon, etc.), origin, consciousness, one's senses
大体【だいたい】
generally, on the whole, mostly, almost, nearly, approximately, roughly, about, general, rough, outline, main points, gist, substance, essence, in the first place, first and foremost, from the start, to begin with
全体【ぜんたい】
whole, entirety, to begin with, in the first place, ... the heck (e.g. "what the heck?"), ... in the world (e.g. "why in the world?"), ... on earth (e.g. "who on earth?")
体験【たいけん】
(practical) experience, personal experience, hands-on experience, first-hand experience
体力【たいりょく】
stamina, endurance, physical strength, resilience, resistance to disease, strength of an organization (e.g. profitability, productivity, economic clout, stability, growth potential)
体重【たいじゅう】
(body) weight
体調【たいちょう】
physical condition, state of health, shape
肉体【にくたい】
the body, the flesh, the outer man, one's physique
自体【じたい】
itself, one's own body, oneself, originally, naturally, by nature, from the start
共同体【きょうどうたい】
cooperative body, cooperative system, collective, community
自治体【じちたい】
municipality, local government, self-governing body, autonomous body
具体【ぐたい】
concreteness, embodiment
半導体【はんどうたい】
semiconductor, solid-state
主体【しゅたい】
main constituent, core, nucleus, subject (philosophical), protagonist
体質【たいしつ】
constitution (physical), physical make-up, predisposition (to disease), disposition, tendency, character (of a group, organization, etc.), innate characteristics, make-up, nature, culture
本体【ほんたい】
substance, real form, main part, main unit, body (of a machine), this machine, this appliance, object of worship (at a shrine, temple, etc.), noumenon, base price, pre-tax price
地方自治体【ちほうじちたい】
local authority, local government, locality, local self-governing body, municipality