is a specific kind of: breathe, respire, suspire^v2, take a breath.

derivation: sigh, suspiration | sigh.

is a broader term that covers: respire | choke | hyperventilate | hiccough, hiccup | sigh, suspire^v1 | breathe out, exhale, expire | breathe in, inhale, inspire | wheeze | yawn | saw logs, saw wood, snore.

verb group: respire.

derivation: breathing, external respiration, respiration, ventilation | inhalator, respirator | breather, schnorchel, schnorkel, snorkel, snorkel breather | respiratory.