What Causes Lumps At The Opening Of The Vagina?

i waz having sex and my boyfriend said it felt wierd which he never does but to get to the point he said it felt like bumps in the entrance of my virgina but i told him to look down there and he said it look like a tear so i looked it up on google and other girl said the exact same thing as what i was feeling and some word came up called ''Findrinda''? and i tried lookin up the word but no definition came up i feel weird and uncomfortable around him now and feel like this might end our relationship can u help