====== Tagsets: Historical English Penn TreeBank tagset ======

The Historical English Penn TreeBank tagset is an adaptation of the Penn tagset for historical corpora of English.

^ Tag ^ Description ^ 
| . | sentence-final punctuation |
| , | sentence-internal punctuation |
| ' | single quote |
| " | double quote |
| $ | possessive marker |
| + | joins constituent morphemes in compounds (Example: N+N mankind) |
| ADJ | adjective |
| ADJR | adjective, comparative |
| ADJS | adjective, superlative |
| ADV | adverb |
| ADVR | adverb, comparative |
| ADVS | adverb, superlative |
| ALSO | the words //also// (except in the sense of ‘as’) and Middle English //eke// |
| BAG | //be//, present participle |
| BE | //be//, infinitive |
| BED | //be//, past (including past subjunctive) |
| BEI | //be//, imperative |
| BEN | //be//, perfect participle |
| BEP | //be//, present (including present subjunctive) |
| C | complementizer |
| CODE | non-text material (e.g. page numbers) |
| CONJ | coordinating conjunction |
| D | determiner |
| DAG | //do//, present participle |
| DAN | //do//, passive participle (verbal or adjectival) |
| DO | //do//, infinitive |
| DOD | //do//, past (including past subjunctive) |
| DOI | //do//, imperative |
| DON | //do//, perfect participle |
| DOP | //do//, present (including present subjunctive) |
| ELSE | the word //else// in the collocation //or else// |
| EX | existential //there// |
| FOR | infinitival //for// |
| FOR+TO | cliticized //for+to// |
| FP | focus particle |
| FW | foreign word |
| HAG | //have//, present participle |
| HAN | //have//, passive participle (verbal or adjectival) |
| HV | //have//, infinitive |
| HVD | //have//, past (including past subjunctive) |
| HVI | //have//, imperative |
| HVN | //have//, perfect participle |
| HVP | //have//, present (including present subjunctive) |
| ID | token identification number |
| INTJ | interjection |
| LB | line break |
| LS | list marker |
| MAN | indefinite subject pronoun //me//, //man// (only in Middle English) |
| MD | modal verb |
| MD0 | modal verb, untensed |
| META | special text material (e.g., stage directions) |
| N | common noun, singular |
| N$ | common noun, singular, possessive |
| NEG | negation |
| NPR | proper noun, singular |
| NPR$ | proper noun, singular, possessive |
| NPRS | proper noun, plural |
| NPRS$ | proper noun, plural, possessive |
| NS | common noun, plural |
| NS$ | common noun, plural, possessive |
| NUM | cardinal number |
| NUM$ | cardinal number, possessive |
| ONE | the word ONE (except as focus particle) |
| ONE$ | //one//, possessive |
| OTHER | the word //other// (except as conjunction) |
| OTHER$ | //other//, nominal use, possessive |
| OTHERS | //other//, nominal use, plural |
| OTHERS$ | //other//, nominal use, plural possessive |
| P | preposition or subordinating conjunction |
| PRO | personal pronoun |
| PRO$ | possessive pronoun |
| Q | quantifier |
| Q$ | quantifier, possessive |
| QR | quantifier, comparative (//more//, //less//) |
| QS | quantifier, superlative (//most//, //least//) |
| RP | adverbial particle |
| SUCH | the word //such// |
| TO | infinitival //to//, //til//, and //at// |
| VAG | present participle |
| VAN | passive participle (verbal or adjectival) |
| VB | infinitive, verbs other than //be//, //do//, //have// |
| VBD | past (including past subjunctive) |
| VBI | imperative |
| VBN | perfect participle |
| VBP | present (including present subjunctive) |
| WADV | wh-adverb |
| WARD | the morpheme //ward// |
| WD | wh-determiner |
| WPRO | wh-pronoun |
| WPRO$ | possessive wh-pronoun |
| WQ | //whether// introducing indirect questions |
| X | unknown part of speech