- callithrix
- callithump
- callithump parade
- callithumpian
- callitrichaceae
- callitriche
- callitris
- callitris calcarata
- callitris cupressiformis
- callitris endlicheri
- callitris glauca
- callitris glaucophylla
- callitris parlatorei
- callitris quadrivalvis
- callophis
- callorhinus
- callorhinus ursinus
- callosectomy
- callosity
- callosotomy
- callous
- calloused
- callously
- callousness
- call-out
- callow
- callowness
- calluna
- calluna vulgaris
- callus
- calm
- calm air
- calm down
- calming
- calmly
- calmness
- calnada pea
- calocarpum
- calocarpum zapota
- calocedrus
- calocedrus decurrens
- calochortus
- calochortus albus
- calochortus amabilis
- calochortus amoenus
- calochortus elegans
- calochortus kennedyi
- calochortus luteus
- calochortus macrocarpus
- calochortus nuttallii
- calomel
- caloocan
- caloosahatchee
- caloosahatchee canal
- caloosahatchee river
- calophyllum
- calophyllum calaba
- calophyllum candidissimum
- calophyllum inophyllum
- calophyllum longifolium
- calopogon
- calopogon pulchellum
- calopogon tuberosum
- caloric
- calorie
- calorie chart
- calorie-free
- calorifacient
- calorific
- calorimeter
- calorimetric
- calorimetry
- caloscypha fulgens
- calosoma
- calosoma scrutator
- calostoma cinnabarina
- calostoma lutescens
- calostoma ravenelii
- calostomataceae
- calpac
- calpack
- calpe
- calque
- calque formation
- caltha
- caltha palustris
- caltrop
- calumet
- calumniate
- calumniation
- calumniatory
- calumnious
- calumniously
- calumny
- calvados
- calvaria
- calvary
- calvary clover
- calvary cross
- calvatia
- calvatia gigantea
- calve
- calvert vaux
- calves' feet
- calves' liver
- calvin
- calvin coolidge
- calvin klein
- calvin richard klein
- calving
- calvinism
- calvinist
- calvinistic
- calvinistic baptist
- calvinistical
- calvino
- calx
- calycanthaceae
- calycanthus
- calycanthus family
- calycanthus floridus
- calycanthus occidentalis
- calyceal
- calycinal
- calycine
- calycle
- calycled
- calycophyllum
- calycophyllum candidissimum
- calycular
- calyculate
- calyculus
- calymmatobacterium
- calymmatobacterium granulomatis
- calypso
- calypso bulbosa
- calypter
- calyptra
- calyptrate
- calyptridium umbellatum
- calystegia
- calystegia sepium
- calyx
- calyx tube
- cam
- cam river
- cam stroke
- camachile
- camail
- camaraderie
- camarilla
- camas
- camash
- camass
- camassia
- camassia leichtlinii
- camassia quamash
- camassia scilloides
- cambarus
- camber
- camber arch
- camberwell beauty
- cambial
- cambium
- cambodia
- cambodian
- cambodian capital
- cambodian monetary unit
- cambria
- cambrian
- cambrian mountains
- cambrian period
- cambric
- cambric tea
- cambridge
- cambridge university
- camcorder
- camden
- camel
- camel racing
- camelhair
- camelia
- camelidae
- camelina
- camelina sativa
- camellia
- camellia japonica
- camellia sinensis
- camellia state
- camelopard
- camelot
- camelpox
- camel's hair
- camelus
- camelus bactrianus
- camelus dromedarius
- camembert
- cameo
- camera
- camera angle