14 Letter Words
ophthalmologic
27
opisthographic
27
ornithomorphic
26
orthochromatic
26
ornithodelphic
25
oscillographic
24
overoptimistic
23
optoelectronic
20
oligopsonistic
19
organometallic
19
osteoarthritic
19
oversimplistic
23
13 Letter Words
objectivistic
29
orthocephalic
25
oceanographic
23
orchidomaniac
23
organographic
22
oscilloscopic
21
ornithomantic
20
onomatopoetic
19
opportunistic
19
orthotungstic
19
odontoblastic
18
oligopolistic
18
organogenetic
17
overenergetic
19
12 Letter Words
ochlophobiac
26
ophiomorphic
26
orthomorphic
24
orthorhombic
24
orthographic
23
octastrophic
21
octosyllabic
21
orthognathic
21
orthovanadic
21
oligotrophic
20
overdramatic
20
opisthotonic
19
onomatopoeic
18
optoacoustic
18
ornithologic
18
orthogenetic
18
osteomalacic
18
organicistic
17
organoleptic
17
oneirocritic
16
osteoblastic
16
osteoclastic
16
osteoplastic
16
osteoporotic
16
osteogenetic
15
11 Letter Words
ochlophobic
25
orthophyric
24
oxidimetric
23
osteophytic
21
ochlocratic
20
orthoscopic
20
oleographic
19
optokinetic
19
oreographic
19
orthodromic
19
orthopaedic
19
orthotropic
18
osteopathic
18
obscurantic
17
orthodontic
17
octanedioic
16
orthostatic
16
osteodermic
16
odontogenic
15
odontologic
15
oestrogenic
14
ontogenetic
14
oxycephalic
30
10 Letter Words
ophthalmic
22
oligarchic
18
ophiologic
18
orographic
18
orthopedic
18
oleophilic
17
oophoritic
17
ophiolitic
17
orchestric
17
orthoboric
17
orthotopic
17
opsomaniac
16
optimistic
16
optometric
16
orthogenic
16
osmometric
16
oligomeric
15
olivinitic
15
organismic
15
orthotonic
15
odontalgic
14
oliguretic
13
orogenetic
13
osteogenic
13
oxymoronic
24
9 Letter Words
omophagic
19
octapodic
16
oncolytic
16
orchestic
16
orthoepic
16
orthoptic
16
otocystic
16
oecumenic
15
opodeldoc
15
otoscopic
15
oenanthic
14
oligaemic
14
oncogenic
14
oncologic
14
otolithic
14
obstetric
13
onomastic
13
ontogenic
12
ontologic
12
oogenetic
12
orgiastic
12
onanistic
11
oxyphilic
26
8 Letter Words
oxygenic
21
oophytic
18
oxidasic
18
omphalic
17
ototoxic
17
orchitic
15
orichalc
15
olefinic
13
oligemic
13
olivinic
13
orgasmic
13
ornithic
13
orthotic
13
oosporic
12
operatic
12
orgastic
11
orogenic
11
orsellic
10
osteitic
10
oxytocic
22
7 Letter Words
oghamic
15
omnific
14
ophitic
14
obconic
13
octadic
12
ossific
12
oceanic
11
opsonic
11
orectic
11
osmatic
11
osmotic
11
odontic
10
oologic
10
organic
10
otalgic
10
oneiric
9
oolitic
9
oxyntic
19