15 Letter Words
phosphorescence
29
superexcellence
28
hypersomnolence
27
superconfidence
25
superincumbence
25
omnibenevolence
24
reconvalescence
24
thermoremanence
24
bioluminescence
23
counterevidence
23
anticoincidence
22
counterviolence
22
interdependence
21
nonindependence
21
misintelligence
20
noninterference
20
subintelligence
20
superintendence
20
videoconference
26
14 Letter Words
quinquevalence
37
colliquescence
29
exacerbescence
29
nonequivalence
28
rejuvenescence
28
grandiloquence
27
postexperience
27
circumambience
26
overconfidence
25
omnicompetence
24
overdependence
23
condescendence
22
correspondence
21
electrovalence
21
noncoincidence
21
overindulgence
21
preadolescence
21
teleconference
21
nonconcurrence
20
interinfluence
19
unintelligence
17
13 Letter Words
quadrivalence
28
deliquescence
27
magniloquence
27
quantivalence
27
effervescence
26
inconsequence
26
multiloquence
26
somniloquence
26
jurisprudence
25
circumference
24
circumfluence
24
defervescence
24
concupiscence
23
efflorescence
23
impercipience
23
insufficience
23
prepubescence
23
convalescence
22
birefringence
21
centrifugence
21
contabescence
21
ingravescence
21
misadvertence
21
nonconfidence
21
incandescence
20
12 Letter Words
acquiescence
27
juvenescence
26
equipollence
25
inexpedience
24
inexperience
23
preexistence
23
quintessence
23
reexperience
23
improvidence
22
magnificence
22
revivescence
22
reviviscence
22
indifference
21
nonexistence
21
obliviscence
21
preheminence
21
vaporescence
21
alkalescence
20
codependence
20
concrescence
20
frondescence
20
impermanence
20
incompetence
20
indehiscence
20
obmutescence
20
11 Letter Words
equivalence
25
everywhence
25
infrequence
25
consequence
24
excrescence
24
liquescence
24
subsequence
24
coexistence
22
ineloquence
22
complacence
21
polyvalence
21
sufficience
21
ambivalence
20
beneficence
20
flocculence
20
fremescence
20
inexistence
20
maleficence
20
munificence
20
omnificence
20
proficience
20
accrescence
19
convergence
19
decoherence
19
marcescence
19
10 Letter Words
quiescence
23
expedience
22
excellence
21
experience
21
diffidence
20
efficience
20
somewhence
20
decumbence
19
difference
19
effulgence
19
thruppence
19
competence
18
confidence
18
deficience
18
dehiscence
18
eightpence
18
providence
18
pubescence
18
recommence
18
recompence
18
recumbence
18
abhorrence
17
conference
17
confluence
17
connivence
17
9 Letter Words
frequence
23
adjacence
21
eloquence
20
fivepence
19
halfpence
19
vehemence
19
existence
18
affluence
17
efference
17
effluence
17
accedence
16
accidence
16
bivalence
16
coherence
16
covalence
16
feculence
16
fourpence
16
impudence
16
acescence
15
adherence
15
appetence
15
decadence
15
deference
15
divalence
15
immanence
15
8 Letter Words
sequence
19
sixpence
19
exigence
18
fippence
17
commence
16
nowhence
16
twopence
15
ambience
14
evidence
14
tuppence
14
vergence
14
credence
13
dispence
13
florence
13
mergence
13
outfence
13
prudence
13
pungence
13
sithence
13
clarence
12
eminence
12
nascence
12
opulence
12
patience
12
presence
12