Pedestrian
Pedestrian (adj & noun) /pəˈdes.tri.ən/
noun: someone traveling or walking on foot esp in cities where there are cars, walker, rambler, on foot
The pedestrian wearing headphones was hit on the crosswalk by a careless driver.
adj: too ordinary and dull, not interesting or exciting, prosaic, humdrum, unimaginative
I fell asleep in the middle of the lecture because it was quite long and pedestrian.
Antonym: exciting
Noun: pedestrianism
Adverb: pedestrianly