---
title: When a word's meaning changes over time, it is called semantic change. — Words that changed their meaning · tree and pragmatics
description: When a word's meaning changes over time, it is called semantic change. Who acts: meaning, word. A sentence of the lesson «Words that changed their meaning» of the language course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Words that changed their meaning, sentence 5

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When a word's meaning changes over time, it is called semantic change.

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**Who acts:** meaning, word · **What happens:** change, call, mean · **To what, where:** text · **Speech:** someone speaks here

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This is a sentence of the lesson «Words that changed their meaning» of the language course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (meaning, word), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:language:038-words-that-changed-their-meaning.lesson:5
# text = When a word's meaning changes over time, it is called semantic change.
# source = school lesson (ours)
# course = language
# lesson = 038-words-that-changed-their-meaning.lesson
# annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R7-rel-agree ×1
1	When	when	ADV	WRB	PronType=Int	6	advmod	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	word	word	NOUN	NN	Number=Sing	5	nmod:poss	_	_
4	's	's	PART	POS	_	3	case	_	_
5	meaning	meaning	NOUN	NN	Number=Sing	6	nsubj	_	_
6	changes	change	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	advcl	_	_
7	over	over	ADP	IN	_	8	case	_	_
8	time	time	NOUN	NN	Number=Sing	6	obl	_	_
9	,	,	PUNCT	,	_	8	punct	_	_
10	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	12	nsubj:pass	_	_
11	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	aux:pass	_	_
12	called	call	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
13	semantic	semantic	ADJ	JJ	Degree=Pos	14	amod	_	_
14	change	change	NOUN	NN	Number=Sing	12	xcomp	_	Agree=R7-rel-agree|Haiku=12:obj
15	.	.	PUNCT	.	_	12	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **change** | present | a word's meaning |  |  |  | time |  | vn dress-41.1.1-1-1 «NP V»: agent=Agent |
| 2 | **call** | present · passive |  | text |  |  |  |  | vn initiate\_communication-37.4.2-1 «NP V NP.recipient»: subject=Recipient |
| 3 | **mean** |  | a word |  |  |  |  |  | nom meaning «communication transitive»: poss=agent |

<!-- .note -->
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:language:038-words-that-changed-their-meaning.lesson:5`.

**The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R7-rel-agree ×1. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/).

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- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/language/38-words-that-changed-their-meaning/)

