好奇心: curiosity, inquisitiveness

always

curiosity / neophilia

(archaic) new, novel / (archaic) latest, recent / (archaic) modern / (archaic) fresh

(obsolete) Alternative spelling of 新たし (aratashi): new, novel

(obsolete) Same as あたらし (atarashi) above

new, novel / latest, recent / modern / fresh

to study / to learn

抗菌性: antibacterial

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend