chant *something in unison / chant *something together / chanting *something in unison / chanting *something together

singing together / sing in harmony / singing in chorus / harmonizing with each other / chorus / sing in chorus / harmonize with each other / sing together / singing in harmony

singing together / singing in chorus / sing in unison / chorus / sing in chorus / sing together / singing in unison

put *one's hand flatly together / join *one's hands / place *one's hands together

joining one's hands in prayer / join *one's hands in prayer / join *one's palms together / make prayer-position with hands

bury together

be sturdy in build / be well-built / be stoutly built

be shrewd / be cunning / be manipulative / be canny

economize / save money / be tight-fisted / be close-fisted / be a cheapskate / save expenses

nod assent / nod approval