Pob tudalen â rhagddodiad
- i'r dim
- i gymryd ei andal olaf
- i gymryd ei hanadl olaf
- iach
- iachus
- iachusol
- iacháu
- iaith
- iaith ddifrïol
- iaith lafar
- iaith plant Alis
- ianuarius
- iard
- iard llongau
- iasc
- iasoer
- iasol
- iawn
- ibon
- ice
- ice-cream
- ice-creams
- ice bucket
- ice cream
- ice creams
- ice crystal
- ice crystals
- ice skating
- icecream
- icecreams
- icicle
- icicles
- icing spatula
- idea
- ideal
- idealize
- ideas
- identical
- identification
- identifications
- identify
- identities
- identity
- ideologies
- ideology
- idiom
- idioma
- idiomatic
- idiomatig
- idiomau
- idiotiaid
- idiotic
- idle
- idleness
- iechyd
- ieir
- ieir batri
- ieir maes
- ieitheg
- ieithoedd
- ieithwedd
- ieithydd
- ieithyddiaeth
- ieithyddion
- ieithyddol
- ierdydd llongau
- iet
- ietau
- ietiau
- ieuanc
- ieuancach
- ieuau
- ieuenctid
- ieuo
- ifanc
- igam-ogam
- igian
- ignite
- ignorant
- ignore
- ijskristal
- iki
- iklim değişikliği
- il n’y a pas de fumée sans feu
- ildiais
- ildiaist
- ildio
- ildiodd
- ill
- illegal
- illegal high
- illegal highs
- illiterate
- illness
- illnesses
- illustrate
- illustration
- illustrations
- ilma
- ilmasto
- image
- imaginary
- imagination
- imaginations
- imagine
- imbibe
- imitate
- imiwneiddiad
- imiwneiddiadau
- imiwneiddio
- immature
- immeuble
- immigrant
- immigrants
- immigrate
- immigration
- immigrations
- immoral
- immortalize
- immovable
- immune response
- immunisation
- immunisations
- immunization
- immunize
- imparare
- impartial
- impatient
- imperialaidd
- impersonal
- impersonate
- impervious
- impio
- implore
- imply
- impolite
- import
- importance
- importances
- important
- importante
- imposible
- impossible
- impractical
- imprecatory
- imprison
- imprisonment
- imprisonments
- improve
- improvements
- impure
- imuneiddiad
- imuneiddiadau
- imwneiddiad
- imwneiddiadau
- imwneiddio
- in its own right
- in loco parentis
- in operation
- inaccessible
- inappropriate
- inaudible
- inc
- incarcerate
- incense
- incest
- inch
- inches
- incident
- incinerate
- incision
- incisions
- incline
- inclined
- include
- income
- incomes
- incomparable
- incomplete
- incomprehensible
- inconclusive
- inconsiderate
- incorrect
- increase
- increases
- incredulous
- incubation
- incubator
- incumbent
- incwm
- incymau
- indebted
- indefinite
- indeliberate
- independence
- independent
- independent variable
- index
- index finger
- index fingers
- indexes
- indicate
- indicative mood
- indicative moods
- indicator
- indicator species
- indicators
- indices
- individual
- indiwm
- indonezyjski
- indoor
- indor
- industrial
- industrial waste
- industrially
- industries
- industry
- indutten
- indyk
- ineffective
- inelastic
- inessential
- inevitable
- inexpensive
- inexperienced
- inexplicable
- inextricable
- infanterio
- infect
- infection
- infections
- infectious
- infectious disease
- infelicidad
- infelicità
- inferior
- infertebrat
- infertebrata
- infertile
- infertility
- infinite
- infirmaries
- inflamed
- inflammatory
- inflations
- inflect
- inflexible
- influence
- influential
- informal
- information
- informations
- infrequent
- infuser
- ingenious
- ingenuousness
- ingest
- inglés
- ingol
- ingredient
- ingredients
- inhale
- inherit
- inheritance
- inis
- initial
- initiative
- initiatives
- injans
- inject
- injection
- injure
- ink
- inkjet printer
- inn
- innate
- innocuous
- inns
- inorganic
- inorganic chemistries
- inorganic chemistry
- inquisitive
- inscrire
- insect
- insects
- inseparable
- inseperable
- insinuate
- insipid
- insist
- insoluble
- inspect
- inspiration
- inspired
- instability
- instances
- instructions
- instructor
- instructors
- instruire
- instrument
- instruments
- insufficient
- insulin
- insult
- insults
- insurances
- inswleiddio
- integer
- integers
- integrities
- integrity
- intelligent
- intend
- intensify
- intensity
- intensive farming
- intenstine
- intent
- intention
- intentional
- intentions
- intents
- inter
- interact
- interactions
- intercostal muscles
- interest
- interesting
- interests
- intergovernmental
- intermolecular
- international
- internet
- interpret
- interrogar
- interrogate
- interroger
- interrupt
- interview
- interviewer
- interviewers
- intestines
- intoxicating