Adjectives that end in er and est! The ending -er is a Latin suffix meaning – one who, for example -interlocutor, volunteer, etc. Why do we add the ending -er and -est to an adjective? Most adjectives in the English language form their comparative with -er and superlative with-est. We add these endings to adjectives to form their comparative and superlative form. The -er and -est adjectives examples are given below.
-Er Suffix: It goes at the end of positive adjectives and adverbs to form their comparative degree.
Adjectives: Clever, Short, Slow, Low, etc.
Comparative Adjectives: Cleverer, Shorter, Slower, Lower
-Est Suffix: It is an adjective or adverb suffix used to form a superlative degree of them. For example
Adjectives: Good, Cool,
Superlative Adjectives: Best, Coolest
List of Adjectives that End in er and est

- Aflutter
- Aglimmer
- Aglitter
- Another
- Aquiver
- Atwitter
- Bread-And-Butter
- Business-To-Consumer
- Cavalier
- Clever-Clever
- Client-Server
- Cloak-And-Dagger
- Come-Hither
- Cookie-Cutter
- Cross-Border
- Designer
- Downriver
- Drier
- Eager
- Freshwater
- Gossamer
- Hair-Trigger
- Howsoever
- Hung-Over
- Jerkwater
- Lackluster
- Lavender
- Leftover
- Macaber
- Moreover
- Over-The-Counter
- Queer
- Salt-And-Pepper
- Saltwater
- Sheer
- Sinister
- Sought-After
- Sticking-Plaster
- Sweer
- Together
- Undercover
- Underwater
- Unsicker
- Up-And-Over
- Upriver
- Warmed-Over
- Whatever
- Worst-Ever
2 Syllable Adjectives Ending in -Er
Two syllables adjectives are a category of words pronounced in two steps; for example, the word center is two syllables, i.e., it has two units of pronunciation cen-ter. The following is a list of two-syllable adjectives that end with -er in English.

- Amber
- Better
- Bitter
- Bonzer
- Bosker
- Bumper
- Center
- Chipper
- Chocker
- Clever
- Dapper
- Dernier
- Either
- Elder
- Farther
- Feeder
- Former
- Foster
- Further
- Ginger
- Greater
- Higher
- Inner
- Killer
- Kosher
- Later
- Latter
- Lesser
- Lever
- Limber
- Master
- Monster
- Neither
- Nether
- Neuter
- Nother
- Outer
- Premier
- Proper
- Quaker
- Rapier
- Scamper
- Siker
- Silver
- Sister
- Slender
- Sober
- Somber
- Tender
- Trouser
- Upper
- Utter
- Wicker
- Worser
- Yammer
Adjectives ending in -est
- Best
- Damnedest
- Dearest
- Dishonest
- Driest
- Earnest
- Eldest
- Farthest
- Funest
- Furthest
- Honest
- Immodest
- Latest
- Merest
- Modest
- Northwest
- Onliest
- Southwest
- West