One who performs an essay; an experimenter.
to test, to on
(uxi)
to try, to attempt
{{quote-text|fr|year=2018|author=Zaz|title=Résigne-moi
(indtr) to try one's hand at
{{uxi|fr|s'essayer à quelque chose|to try one's hand at something
to test
to try
(inflection of)