shorter
adj.adj. having less length or height than something else. You use this to compare two things when one is smaller in size or takes less time.
adj. the comparative form of 'short', indicating a lesser extent in space or duration relative to another entity. Typically followed by 'than' when making a direct comparison.
The blue pencil is shorter than the red one.
The winter days are much shorter in the north, with the sun setting before four in the afternoon.
While the shorter route appears more efficient on a map, the significant elevation gain makes it a more demanding choice for inexperienced hikers.
Comparative form; typically followed by 'than' when the object of comparison is mentioned.
more shortershorterOne-syllable adjectives form the comparative by adding '-er'; using 'more' is redundant and grammatically incorrect.