固定【こてい】
fixing (in place), being fixed (in place), securing, anchoring, fastening down, fixing (e.g. salary, capital), keeping the same, fixation (histology), user name (on an online forum like 2ch where the majority of users post anonymously), user of an online handle (instead of posting anonymously)
固める【かためる】
to harden, to freeze, to strengthen, to solidify, to make (a fist), to tramp down (snow, dirt), to put together, to collect, to gather, to consolidate, to make secure, to stabilize, to settle down, to strengthen (belief, resolution, etc.), to establish (evidence), to fortify, to reinforce, to support, to wear for a specific purpose (armor, coat, etc.), to swear, to resolutely vow, to sincerely promise, to tie tightly, to fasten, to hold a bow fully drawn
固有【こゆう】
characteristic, traditional, peculiar, inherent, native, eigen-
強固【きょうこ】
firm, strong, solid, stable
頑固【がんこ】
stubborn, obstinate, pigheaded
固体【こたい】
solid (body), solid matter, solid-state
固形【こけい】
solid (body)
堅固【けんご】
solid, strong, firm
固まる【かたまる】
to harden, to solidify, to become firm, to become certain, to gather (together), to assemble, to huddle together
固執【こしつ】
sticking to (an opinion, theory, belief, etc.), clinging to, adherence, persistence, insistence