Touch
ショク
さわ, ふ
虫 （チュウ, キ、むし） Insect, Bug
触 （ショク、さわ, ふ） Touch
独 （ドク、ひと） Alone
融 （ユウ） Dissolve
触 is probably listed as Touch instead of Feel so it's not confused with emotional feeling.
Touch 触 is a kanji. Antenna 触角 is a jukugo word.