Syntax: "I thought that I'd been hurt before" uses past perfect tense ('had been hurt') to indicate an action completed before another past action (thinking). "But no one's ever left me quite this sore" uses present perfect ('has left') to connect past action to present state, with 'quite' as an intensifier.
Morphology: "I'd" is contraction of "I had." "No one's" is contraction of "no one has." "Sore" here is an adjective describing emotional pain, not physical.

Syntax: "Your words cut deeper than a knife" uses comparative structure 'deeper than' to emphasize severity. "Now I need someone to breathe me back to life" uses infinitive phrase 'to breathe' as purpose/result of needing someone.
Morphology: "Cut" is past tense of irregular verb 'cut.' "Breathe" is base form verb following 'to' in infinitive construction.

Syntax: "But I know that I'll make it out alive" uses future tense ('will make') for prediction. "If I quit calling you my lover" uses present simple in conditional clause, with 'quit' followed by gerund 'calling.'
Morphology: "I'll" is contraction of "I will." "Quit" is present tense verb. "Calling" is gerund form functioning as object of 'quit.'

Syntax: "And now that I'm without your kisses" uses 'now that' as conjunction indicating cause-effect relationship. "I'll be needing stitches" uses future continuous tense ('will be needing') for ongoing future need.
Morphology: "I'm" is contraction of "I am." "Without" is preposition. "Needing" is present participle in continuous tense construction.

Syntax: "Just like a moth drawn to the flame" uses simile structure 'just like' for comparison. "Oh you lured me in I couldn't sense the pain" uses simple past ('lured,' 'couldn't sense') for completed past actions.
Morphology: "Drawn" is past participle of 'draw' used as adjective. "Lured" is past tense of regular verb 'lure.' "Couldn't" is contraction of "could not."