MorphyNet

MorphyNet is a large-scale, high-quality multilingual database of derivational and inflectional morphology. Currently, MorphyNet contains 13.5M inflectional and 696K derivational instances of 15 languages. Most importantly, we have morpheme segmentations.

Inflectional morphology:

language	lemma	inflected form	morphological features	morpheme segmentation
hun	holmi	holmikat	N | PL | ACC	holmi | k | at
rus	оборвать	оборвались	V;PFV | IND;PST;FIN | PL | MID	оборвать | л | и | сь
cat	ossificar	ossificaven	V | IND;PST;IPFV | 3;PL	ossificar | ava | en
spa	abrir	abrámonos	V | IMP;POS;1;PL | ACC;PRO;1;PL	abrir | amos | nos
fin	tahmautua	tahmauduttaneen	V;PRS;POS | PASS | POT	tahmaudu | tta | neen

Derivational morphology:

Language	source word	target word	source POS	target POS	morpheme	type
eng	slow	slowly	J	R	ly	suffix
eng	describe	misdescribe	V	V	mis	prefix
mon	сурах	сурагч	V	N	гч	suffix

Statistics:

		infl.	infl.	infl.	deri.	deri.	deri.
	Languages	words	forms	morphemes	words	forms	morphemes	total
1	Finnish	81,729	3,708,296	1,139	18,142	36,843	446	3,745,139
2	Serbo-Croatian	68,757	1,760,095	263	8,553	4,916	429	1,765,011
3	Italian	89,763	712,021	100	18,650	58,848	749	770,869
4	Hungarian	38,067	1,016,819	428	14,566	28,177	832	1,044,996
5	Russian	36,387	1,321,024	215	11,922	93,039	575	1,414,063
6	Spanish	65,565	1,289,324	66	9,159	25,080	490	1,314,404
7	French	52,711	453,229	118	12,473	72,952	636	526,181
8	Portuguese	39,029	376,341	158	6,076	11,774	387	388,115
9	Polish	36,940	663,545	251	6,518	58,711	405	722,256
10	German	39,275	490,331	244	8,070	29,381	465	519,712
11	Czech	33,348	816,956	92	4,875	32,336	318	849,292
12	English	396,772	649,594	8	67,412	225,131	2,445	874,725
13	Catalan	14,979	158,922	58	3,244	8,018	220	166,940
14	Swedish	12,508	131,599	29	2,190	9,244	217	140,843
15	Mongolian	2,085	14,592	35	1,410	1,629	229	16,221
		1,007,915	13,562,688	3,204	193,260	696,079	8,843	14,258,767

Source:

English Wiktionary
French Wiktionary
Russian Wiktionary
Czech Wiktionary
Hungarian Wiktionary
Polish Wiktionary
German Wiktioanry
Italian Wiktioanry
Catalan Wiktionary
Finnish Wiktionary
Portuguese Wiktionary
Spanish Wiktionary
Swedish Wiktionary

License:

https://creativecommons.org/licenses/by-sa/3.0/

Reference

Khuyagbaatar Batsuren, Gábor Bella, and Fausto Giunchiglia - MorphyNet: a Large Multilingual Database of Derivational and Inflectional Morphology https://aclanthology.org/2021.sigmorphon-1.5/