More important vs. More importantly

More important

/mɔːr ɪmˈpɔːrtnt/

Having greater significance or value than something else.

Examples:

Family is more important than material wealth.A peaceful mind is more important than success.More important than talent is persistence.

Synonyms:

This word has no synonyms

Antonyms:

insignificantunimportant

More importantly

/mɔːr ɪmˈpɔːrtəntli/

Used to emphasize a factor or argument of greater significance.

Examples:

More importantly, the project fosters innovation.The team is motivated, but more importantly, resilient.He is talented and, more importantly, dedicated.

Synonyms:

This word has no synonyms

Antonyms:

This word has no antonyms

Ways to tell them apart:

• More important is often used as a predicate adjective phrase, typically following a linking verb such as be.
• More importantly is an adverbial phrase, often starting a sentence to show that the following information has greater significance.
• Remember that more important focuses on the noun important, while more importantly modifies an action.
• More important is like saying more of significance, while more importantly means in a more significant manner.
• Use more important to emphasize the noun being described, and more importantly to introduce something of greater importance in the context.