As or more notably compared to other elements; especially or in particular. They're going to delay the movie's launch, not least due to the controversy surrounding the lead actor.I decided to take the job for several reasons, not least of which is the short commute.See also: least, not
not least
notably; in particular.See also: least, not
not ˈleast
(written) especially: There are a lot of complaints about the new road, not least because of the noise.See also: least, not