luckily
adv. sent.adv. used to say that something good happened by chance. You use it when you are glad about a situation that could have been worse.
adv. by good fortune or chance. Functions as a disjunct to express the speaker's positive attitude toward the event described.
Luckily, the rain stopped before the party started.
I forgot my keys, but luckily my roommate was still at home to let me in.
The driver lost control on the icy patch, but luckily the car came to a halt just inches from the safety barrier.
From lucky + -ly.
Sentence adverb — typically placed at the very beginning of a sentence followed by a comma.
I luckily found my wallet.Luckily, I found my wallet.While it can appear mid-sentence, it is most natural and common for this adverb to sit at the start of the sentence to modify the entire statement.