Jõekalda (Jõekallas)
Riverbank, riverside.
Jõesuu (Jõesuu)
River mouth, estuary, embouchure; that of Pirita river.
Jõhvika (Jõhvikas)
Cranberry, mossberry, probably harilik jõhvikas, common or northern cranberry, Vaccinium oxycoccos or Oxycoccus palustris. Group of berry streets near the Liiva kalmistu. See Karusmarja.
Jumika (Jumikas)
Knapweed, Centaurea spp., thistle-like plants in the Asteraceae family. Other names include starthistles, centaureas and, for some species, cornflower. ‘Centaury’, sometimes used too, would be better reserved for the Centaurium genus (no relation). One of the Mähe flower-name group, see Kailu.