lateral (of, pertaining to or located in the side) / of lesser importance

(sports) sideline (line defining the side boundary of a playing field) / (sports) throw-in (set-piece where the ball is thrown back into play) / (phonetics) lateral (sound in which the airstream proceeds along the sides of the tongue)

(sports) winger (offensive player who plays on either side of the centre)

(computing) sidebar (information placed at the side of a webpage)

(algebra) coset (a copy of a subgroup multiplied by some element from the parent group)

(anatomy) anterolateral (in front of the body, away from the midline)

(Portugal, soccer) throw-in

Brazil form of lançamento lateral

(pathology, neurology) amyotrophic lateral sclerosis (chronic, progressive disease characterised by degeneration of the central nervous system)

(algebra, rare) right coset