Syllable CounterHaiku CheckerSyllable DictionaryRulesPoetryFacts
cornerstone
noun
See more 3-syllable nouns

How to pronounce cornerstone:

Definition of cornerstone:

cornerstone (noun):
an indispensable part or basis
such a stone laid at a formal ceremony
a stone forming a part of a corner or angle in a wall
the fundamental assumptions from which something is begun or developed or calculated or explained.

Synonyms for cornerstone:

assumption
base
basis
bedrock
core
explanation
foundation
framework
fundament
ground
groundwork
justification
key
keystone
meat and potatoes
premise
root
starting point
support
supposal
supposition
theory
underpinning

Antonyms for cornerstone:

addendum
addition
afterthought
extra
postscript
sidenote
Other 3-syllable words

Here are some other common 3-syllable words.

See all 3-syllable words
Syllable Fun Fact
The English language exhibits a phenomenon called 'schwa deletion', where unstressed syllables are often pronounced as a quick, neutral vowel sound or omitted.

You, too, can become a syllable pro and wow your friends, family, and pets!

Learn more syllable fun facts


Syllable Counter is reader-supported. When you purchase something through one of our links, we may earn a small commission at no cost to you.

©2024 SyllableCounter.io