Fainéant (noun) (rare)
An idle or ineffective person.
From the French ‘fais’ does ‘neant’ nothing.
“He looks busy all day but he’s a faineant through and through!”
Itinerant (adj) (noun)
Travelling from place to place. / A person who travels from place to place.
Late 16th century (used to describe a judge travelling on a circuit): from late Latin itinerant- ‘travelling’, from the verb itinerari, from Latin iter, itiner- ‘journey, road’.