the force or energy that propels a process, idea, or endeavor, enabling it to continue moving, progressing, or gaining strength
élan
a person who believes that God is a singular divine being rather than a Trinity of Father, Son, and Holy Spirit
unitarien, unitarienne
having only a single unmistakable meaning or interpretation
univoque
(of an action) taken by only one side or group involved in a situation
unilatéral
a person who collects, studies, and preserves old and rare books, and other historical objects
antiquaire
old and often considered valuable due to its age, craftsmanship, or historical significance
d'antiquités, ancien
to conceal one's true emotions, beliefs, or intentions
dissimuler, masquer
to spread information, ideas, or knowledge to a wide audience
diffuser