This is the 3523rd most frequent Russian word.
редко
Rarely.
Here, 'редко' modifies the verb 'ем,' indicating the infrequency of the action.
Я редко ем сладости.
I rarely eat sweets.
In this sentence, 'редко' shows the habitual characteristic of an action happening infrequently.
Он редко говорит о своих чувствах.
He rarely talks about his feelings.
Here, 'редко' is used to describe the uncommon occurrence of a condition or state, modifying 'бывает.'