'insincère' is French, but using a negative as "elle n'est pas sincère" is better. You may also use "faux, fausse" or "trompeur, trompeuse"
Your countenance belies your insincere request.
An insincere person should not be trusted
An insincere apology is no better than no apology. I noticed that she was insincere when she said the shirt that was too small for me looked good.
The word 'glib' means fluent but insincere.
He made a show of caring and wanting to help, but we knew he was insincere.
lacking sincerity; "a charming but thoroughly insincere woman"; "their praise was extravagant and insincere
He has in French is "Il a..." Hope this helps :)
To write "50th" in French, you would write "50ème."
to write is "écrire" in French.
how to write i have eaten in french: J'ai mange
the same way as in englishb but write it in french!!!!!!!!!!!!!!
To write Abigail in French is easy. You just write it the same way.