self-propelled

equivalents

dynamic

dynamical

moving

synonyms

automotive

self-propelling

same-contexts

.50-caliber

120-mm

152-mm

20-mm

5-inch

75-mm

8-inch

anti-aircraft

anti-tank

antiship

armor-piercing

eight-inch

ground-based

horse-drawn

medium-range

sixteen-inch

sonobuoy