Verb Study
All Verbs
Verb Quiz
blacken
blacken, blackened, blackened
To make black or dark
使變黑;抹黑
Base Form
blacken
Simple Past
blackened
Past Participle
blackened
3rd Person Singular
blackens
-ing Form
blackening
Categories
Type 2: reg
Type 5: a-b-b
51
1
2026-07-15
G
G
B
B
All Verbs
Verb Quiz
Verbs starting with "bla"
1
blacken
Verbs ending with "ken"
1
blacken
Verbs
10
bet
bid
bind
bite
blacken
bleed
bless
bling
blink
block
c-1 9429