anyhow, anyway, anyways, in any case, at any rate, in any event (adverb)

used to indicate that a statement explains or supports a previous statement

"Anyhow, he is dead now"; "I think they're asleep; anyhow, they're quiet"; "I don't know what happened to it; anyway, it's gone"; "anyway, there is another factor to consider"; "I don't know how it started; in any case, there was a brief scuffle"; "in any event, the government faced a serious protest"; "but at any rate he got a knighthood for it"

besides, in any case (adverb)

making an additional point; anyway

"I don't want to go to a restaurant; besides, we can't afford it"; "she couldn't shelter behind him all the time and in any case he wasn't always with her"

in any case (Adverb)

at any rate, anyhow