(idiomatic) to take one's hat off; to acknowledge another's superiority

leave alone

(ichthyology) pectoral fin

full breasts / boob job, breast augmentation surgery

breastplate, sternum

nauseated / very angry or offended

(anatomy) a pectoral muscle

(figuratively, idiomatic) heart pounding; butterflies in one's stomach

(idiomatic) a less powerful person partners with a more powerful person, such as for practicing

to have a lump in one's throat, stomach full of food / (idiomatic) to be emotionally moved