1. Without effort or apparent effort
   "she danced gracefully and effortlessly"; "swallows gliding effortlessly through the air"

See also: effortless

• infant's-breath
• infanta
• infante
• infanticide
• infantile
• infantile amaurotic idiocy
• infantile autism
• infantile fixation
• infantile paralysis
• infantilism
• infantine
• infantry
• infantryman
• infarct
• infarction
• infatuate
• infatuated
• infatuation
• infeasibility
• infeasible
• infect
• infected
• infection
• infectious
• infectious agent