sweetheart

sweetie baby dear darling babber precious babycakes bae bubba bully buttercup cabbage chickabiddy chuck chickadee cupcake cutie dag dear heart dearest dearie dearling doll doodlebug dove ducky duck dumpling fam heart heartface heartling heartmate hinny hon honey honey bun honeybunch honeybug honeybunny honeycakes honeypie jewel jo lambchop kidder lambkin lass (archaic except UK dialectal (chiefly Geordie Wearside) informal or poetic) little one liefling love lovebug loveling lovie luvvy miting m'dear moppet mopsy mouse muffin muss old sport old bean pally pet petal poppet pug pumpkin pussums sausage schnookums shug snicklefritz snookums snuggums squishy sug sugar sugar baby sugar-plum sugar beet sugarpie sweet pea sweetcheeks sweetie pie sweets treasure sweetling woobie