A portmanteau word; a blend.

begin making / invent, be the first to create / manufacture

to use / to employ / to make use of, to apply / to spend

triumphant, proud / skilled

strong point / triumph / regular customer

new, novel / latest, recent / modern / fresh

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

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

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

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend