globe, globule, ball, knob, nodule, corn, nub, tuber, bulbil, tubercle, corm, protuberance, head, bunch, swelling, bulge, tumor, tube. see also flower 2, plant. see also light 3, lamp.

Plant bulbs include: tulip, gladiolus, daffodil, jonquil, narcissus, amaryllis, anemone, crocus, hyacinth, snowdrop, spring-flowering, onion, camas, grape hyacinth; lilies: butterfly, tiger, Easter, spider, mariposa;

Types of electric light bulbs include: high-intensity, three-way, soft-white, two-way, flash bulb; fluorescent, halogen, incandescent, mercury-vapor, ultraviolet, infrared, sun lamp; floodlight, black light, strobe light or strobe*;