| A | aspectual a- |
| ADJ | adjective |
| ADJR | adjective, comparative |
| ADJS | adjective, superlative |
| ADV | adverb |
| ADVR | adverb, comparative |
| ADVS | adverb, superlative |
| ASP | aspectual head |
| BAG | BE, gerund |
| BE | BE, bare form |
| BED | BE, past tense |
| BEI | BE, imperative |
| BEN | BE, past participle |
| BEP | BE, present tense |
| C | complementizer |
| CONJ | coordinating conjunction |
| D | determiner |
| DAG | DO, gerund |
| DAN | DO, passive participle |
| DO | DO, bare form |
| DOD | DO, past tense |
| DOI | DO, imperative |
| DON | DO, past participle |
| DOP | DO, present tense |
| EX | existential THERE |
| FOR | infinitival complementizer FOR |
| FP | focus particle |
| FROM | nonfinite marker FROM |
| FW | foreign word |
| GAN | GET, passive participle |
| GT | GET, bare form |
| GTD | GET, past tense |
| GTG | GET, gerund |
| GTI | GET, imperative |
| GTN | GET, past participle |
| GTP | GET, present tense |
| HAG | HAVE, gerund |
| HAN | HAVE, passive participle |
| HV | HAVE, bare form |
| HVD | HAVE, past tense |
| HVI | HAVE, imperative |
| HVN | HAVE, past participle |
| HVP | HAVE, present tense |
| INTJ | interjection |
| MD | modal |
| N | common noun |
| N$ | common noun, possessive |
| NEG | negation |
| NPR | proper noun |
| NPR$ | proper noun, possessive |
| NPRS | proper noun, plural |
| NPRS$ | proper noun, possessive, plural |
| NS | common noun, plural |
| NS$ | common noun, plural, possessive |
| NUM | numeral |
| P | preposition |
| POS | possessive head |
| PRO | pronoun |
| PRO$ | pronoun, possessive |
| Q+N | compound quantifier |
| Q+N$ | compund quantifier, possessive |
| Q+NS | compound quantifier, plural |
| Q | quantifier |
| QR | quantifier, comparative |
| QS | quantifier, superlative |
| RP | adverbial particle |
| TO | infinitival TO |
| VAG | ordinary verb, gerund |
| VAN | ordinary verb, passive participle |
| VB | ordinary verb, bare form |
| VBD | ordinary verb, past tense |
| VBI | ordinary verb, imperative |
| VBN | ordinary verb, past participle |
| VBP | ordinary verb, present tense |
| WADV | wh- adverb |
| WD | wh- determiner |
| WPRO | wh- pronoun |
| WPRO$ | wh- pronoun, possessive |
| WQ | indirect question complementizer |
| X | unknown or mysterious POS |
| ADJP | adjective phrase |
| ADJX | adjective phrase with shared premodifier |
| ADVP | adverb phrase |
| ADVX | adverb phrase with shared premodifier |
| CONJP | conjunction phrase |
| CP-ADT | adjunct clause |
| CP-ADV | adverbial clause |
| CP-CAR | clause-adjoined relative clause |
| CP-CLF | cleft clause |
| CP-CMP | comparative clause |
| CP-DEG | degree clause |
| CP-EOP | empty operator clause |
| CP-EXC | exclamative CP |
| CP-FRL | free relative clause |
| CP-QUE-ADV | adverbial indirect question |
| CP-QUE-MAT | direct question |
| CP-QUE-SUB | indirect question |
| CP-QUE-TAG | tag question |
| CP-REL | relative clause |
| CP-THT | ordinary complement clause |
| CP-TMC | TOUGH movement complement |
| FRAG | sentence fragment |
| INTJP | interjection phrase |
| IP-ABS | absolute clause |
| IP-ECM | complement of ECM predicate |
| IP-IMP | imperative clause |
| IP-INF | ordinary infinitival complement |
| IP-INF-PRP | purpose infinitive |
| IP-MAT | matrix IP |
| IP-MAT-INV | matrix IP with subject-verb inversion |
| IP-MAT-REL | integrated adnominal IP-MAT |
| IP-PPL | participial clause |
| IP-RRC | reduced relative clause |
| IP-SUB | subordinate clause |
| IP-SUB-INV | subordinate IP with subject-verb inversion |
| NP | noun phrase |
| NUMP | number phrase |
| NUMX | number phrase with shared premodifier |
| NX | noun phrase with shared premodifier |
| PP | prepositional phrase |
| QP | quantifier phrase |
| QTP | quotation phrase |
| VP | verb phrase |
| WADJP | wh- adjective phrase |
| WADVP | wh- adverb phrase |
| WNP | wh- noun phrase |
| WNUMP | wh- number phrase |
| WPP | wh- PP |
| WQP | wh- quantifier phrase |
| XX | unknown or mysterious constituent |
| -ADT | adjunct |
| -ADV | adverbial |
| -CAR | clause-adjoined |
| -COMP | compound word |
| -DATE | calendar date |
| -DIR | directional |
| -GAPPING | constituent with gapping (or elision more generally) |
| -LFD | left-dislocated |
| -LOC | locative |
| -MSR | measure phrase |
| -OB1 | direct object |
| -OB2 | indirect object |
| -PD | personal dative |
| -POS | possessive phrase |
| -PRD | predicate |
| -RSP | resumptive |
| -SBJ | subject |
| -SPR | secondary predicate |
| -TMP | temporal |
| -XXX | unknown function |
| ELAB | elaboration |
| FS | false start |
| PAREN | parenthetical |
| REP | repetition |
| SPCH | speaker change |
| CODE | metalinguistic material, not in audio |
| ID | unique sentence token identifier |
| LS | list item |
| META | metalinguistic material, in audio |
| PUNC | punctuation |