a person who serves in an army

a wingless caste of ant or termite with a large specially modified head and jaws, involved chiefly in defence

a strip of bread or toast, used for dipping into a soft-boiled egg

an upright brick, timber, or other building element

serve as a soldier

I soldiered with your father on his last four campaigns

carry on doggedly; persevere

Graham wasn't enjoying this, but he soldiered on