Yes, if you intend to use "smile" in the past tense.
She smiled at me approvingly
He smiled wryly as three girls walked by him.
Smiled is a verb. It's the past tense of smile.
Yes
"Smiled" is the past tense of the verb to smile. Thus, "smile" is your base word, and endings are added to it.
Upon arrival, her radiance lit the room; and then... she smiled at me.
The great ape jumped off of the swing, turned, and smiled at us.
smil-es
No, the word 'smiled' is the past participle, past tense of the verb to smile. The past participle of the verb also functions as an adjective.Examples:He looked up and smiled at her. (verb)Her smiled response made him hopeful. (adjective)The word 'smile' is both a noun (smile, smiles) and a verb (smile, smiles, smiling, smiled)
Smile (verb) -- I smiled at the man. Smile (noun) -- She has a beautiful smile.
She crossed her arms and smiled smugly, knowing she had won the argument.
She smiled coyly at him from across the room, hoping he would notice her.