13 Letter Words
trapezohedron
28
hendecahedron
23
photoelectron
20
leucitohedron
19
scalenohedron
19
interelectron
15
xiphiplastron
27
12 Letter Words
nychthemeron
25
hymenopteron
22
hypoplastron
22
chiliahedron
21
pyritohedron
21
dodecahedron
20
philodendron
19
rhododendron
18
lepidopteron
17
photoneutron
17
antielectron
14
entoplastron
14
liriodendron
14
rhombohedron
23
11 Letter Words
hexahemeron
26
chylomicron
23
katavothron
21
heptahedron
20
katabothron
20
hemielytron
19
hyoplastron
19
synchrotron
19
icosahedron
17
millimicron
17
pentahedron
17
archenteron
16
orthopteron
16
coleopteron
15
enneahedron
15
epiplastron
15
coelenteron
13
neuropteron
13
diatessaron
12
antineutron
11
interneuron
11
tetrahedron
15
10 Letter Words
hexahedron
24
hexaemeron
22
hypaethron
21
quercitron
21
hemihedron
19
polyhedron
19
hemelytron
18
decahedron
17
hemipteron
17
holohedron
17
rhumbatron
17
adiaphoron
16
octahedron
16
octohedron
16
chronotron
15
disenviron
14
emplastron
14
monopteron
14
interferon
13
mesenteron
12
motoneuron
12
periastron
12
strobotron
12
trochotron
15
9 Letter Words
phytotron
17
cupferron
16
cyclotron
16
ephemeron
16
percheron
16
brondyron
15
submicron
15
thyratron
15
sticheron
14
cosmotron
13
deceleron
12
magnetron
12
sigmatron
12
mellotron
11
semantron
11
tierceron
11
resnatron
9
trihedron
13
8 Letter Words
oxymoron
20
chaffron
19
chamfron
18
squadron
18
chawdron
17
chanfron
16
cheveron
16
chaperon
15
klystron
15
chaldron
14
erythron
14
fanfaron
14
bevatron
13
cryotron
13
dihedron
13
flaperon
13
hapteron
13
isochron
13
oophoron
13
copatron
12
dynatron
12
empatron
12
kenotron
12
mascaron
12
plectron
12
7 Letter Words
chevron
15
hyperon
15
krytron
14
omikron
13
saffron
13
nephron
12
camaron
11
omicron
11
caldron
10
caudron
10
elytron
10
environ
10
fenuron
10
fleuron
10
megaron
10
midiron
10
puldron
10
biotron
9
cistron
9
dendron
9
moneron
9
monuron
9
pleuron
9
polaron
9
andiron
8