grammatical error
People often confuse "then" and "than" because they sound similar and have similar spelling, but they serve different grammatical functions. "Then" is an adverb often related to time, while "than" is a conjunction used for comparisons.
"Less than" is correct because "than" is the conjunction used to make comparisons.
"Upmost" sounds similar to "utmost", and people may mistakenly think ... Learn more →
People often make this error because they confuse the verb ... Learn more →
The error stems from the confusion between the verbs "lay" ... Learn more →
People often confuse "extend" and "extent" because they sound similar ... Learn more →