Lengthy and Longer

Lengthy adjective - Of great extent from end to end.

Longer and lengthy are semantically related In some cases you can replace term "Longer" with "Lengthy", this adjectives are similar.

Nearby Words: lengthen, length, lengthily

Longer adverb - For more time.

Lengthy and longer are semantically related in interminable topic. You can use "Lengthy" instead an adjective "Longer", if it concerns topics such as extended in space or time.