九寸五分[kusungobu] dagger
弦楽五重奏曲[gengakugojuusoukyoku] string quintet
五つ[itsutsu] five
五つ子[itsutsugo] quintuplets
五悪[goaku] the five sins in Buddhism (murder, theft, adultery, falsehood and drink)

五音々階[goononkai] pentatonic scale
五戒[gokai] the five precepts (prohibitions against killing, theft, sexual misconduct, lying and intemperance)
五官[gokan] the five sense organs
五感[gokan] the five senses

御付き[otsuki] retainer
御墨付き[osumitsuki] handwriting
恰好付ける[kakkoutsukeru] to affect a stylish air
食っ付く[kuttsuku] to adhere to
食っ付ける[kuttsukeru] to attach

しがみ付く[shigamitsuku] to cling
何方付かず[docchitsukazu] gray area
に付いて[nitsuite] concerning
に付き[nitsuki] because of
打っ付ける[uchitsukeru] to knock

安倍川餅[abekawamochi] rice cakes (mochi) with Kinako
一倍[ichibai] one share
拡張倍精度[kakuchoubaiseido] extended double-precision
五倍[gobai] five times
公倍数[koubaisuu] common multiple

３倍[sanbai] three-fold
十倍[juubai] ten times
人一倍[hitoichibai] more than others
千倍[senbai] thousand-fold
２倍[nibai] double

雨子[amago] land-locked variety of red-spotted masu trout (Oncorhynchus masou ishikawae)
御菓子[okashi] confections
お子さん[okosan] (someone else's) child
お子様[okosama] child (someone else's)
山梔子[kuchinashi] Cape jasmine (Gardenia jasminoides)

させ子[saseko] whore
梃子摺る[tekozuru] to have much trouble
螺子回し[nejimawashi] screwdriver
硝子[garasu] glass
獅子女[sufinkusu] sphinx

奥附[okuzuke] colophon
先附[sakizuke] appetizer
添附[tenpu] attachment (e.g. email)
日附[hizuke] date
番附[banzuke] ranked list (entertainers, sumo wrestlers, millionaires, etc.)

附する[fusuru] to affix
附ける[tsukeru] to attach
附加える[tsukekuwaeru] to add one thing to another
附根[tsukene] root
附け狙う[tsukenerau] to prowl after