idea: ide-o (
identical: identa (ad).
identify: (
identity: ident-eso, sam-eso.
ideogram: ideogramo*.
ideograph: idiografi-ajo; -y: -o.
ideology: ideologio.
idiocy: idiot-eso, imbecil-eso.
idioblast: idioblasto.
idiolect: idiolekto*.
idiom: (
idiosyncrasy: temperamento (partikul-ara, singulara); partikular-ajo.
idioplasm: idioplasmo.
idiot: idiot-(ul)o; -ic: -a, -atra; -ic act: -ajo.
idle: (
idleness: (
idler: nul-fac-anto, -ero, -emo; indolent-(ul)o.
idol: (
idyl: idili-o; -lic: -ala, -atra.
i.e.: t.e. (to esas); c.e. (co esas).
if: se; if not: se ne; if only: se nur; if I only could: se me povus! even if: mem se; malgre (to), malgre omno.
igneous: fair-oza, -atra.
ignis-fatuus: vag-anta lumo.
ignite: acendar (
ignitible: inflam-ebla.
ignition: acendo; kombust-esko; brul-esko.
igloo: igluo.
ignoble: (
ignominous: des-nobl-ig-anta, des-honor-iz-anta; blam-inda, sham-inda, infam-ig-anta.
ignominy: des-honoro; infam-eso.
ignoramus: nul-sav-anto.
ignorance: (
ignorant: ne-sav-anta; (
ignore: ignorar.
iguana: iguano.
ilium: ileono.
ilex: ilexo.
iliac: iliaka, -ala.
illium: iliono.
ill: (
ill-affected: mal-vol-anta, -oza; mal-intenc-anta, -oza; des-favor-ema.
ill-bred: mal-edukita; des-jentila.
ill-contrived: male koncept-ita (
ill-deserved: poke merit-ita.
ill-disposed:
illegal: ne-leg-ala; kontre-lega; -ity: (
illegible: ne-lekt-ebla; -bility: -ebl-eso.
illegitimacy: ne-legitim-eso (
illegitimate: ne-legitima, bastarda; (
ill-famed: mal-fam-oza.
ill-fated: des-fortun-oza, mal-chanc-oza, des-felica.
ill-favo(u)red: male formac-ita; led-(et)a; ne-bela.
ill-featured: leda.
ill-feeling: enemik-eso.
ill-founded: male fond-ita.
ill-gotten: male aquir-ita.
ill-humored, to be: despitar (
illiberal: des-, ne-liber-ala; meskina.
illicit: ne-permis-ata, interdikt-ata; kontre-lega.
illimitable: sen-limita, ne-limit-iz-ita.
illiterate: iliterat-a, -(ul)o.
ill-judged: ne-prudenta, ne-saja, sen-reflekta.
ill-luck: (
ill-natured: mal-humor-oza, maligna, mal-vol-anta.
illness: malad-(et)eso; (
illogical: ne-logik-ala, kontre-logika; -ness: sen-logik-eso.
ill-omened: mal-augur-a, -oza,
ill-shaped: mal-formac-ita.
ill-starred: des-fortun-oza, mal-chanc-oza, des-felica.
ill-suited: ne-konven-anta.
ill-tempered: mal-humor-oza, des-afabla, grun-ema.
ill-treat: male (
ill-timed: ne-oportuna, ne-konven-anta.
illuminant: (