threat    agahahirizo, igikangīro, imihigo
En-En dictionary 
agahahirizo (udu-  7  class 7
singular: aka-,aga-
plural: utu-,udu-
  
threat
guhahiriza (-hahirije)   v    1. to threaten, 2. to scold severely
guhiga (-hize)     v    1. to race, contest, 2. try to surpass another, 3. dispute, 4. threaten
guhigira (-higiye)     v    1. to contest for, 2. to threaten to
gukana (-kannye)     v    1. to smooth out, stretch out (vt) (as skin for drum), 2. to speak evil of, 3. to threaten
gukangīra (-kangīriye)     v    1. to frighten unintentionally, 2. to threaten, scold
gukanirwa (-kaniwe)     v    to be threatened
gukuba (-kuvye)     v    1. to fold, roll up, 2. to threaten to rain, 3. turn back, to have to return home because of bad news
gukubira (-kubiye)     v    1. to fold on, around, 2. threaten to rain at
igikangīro (ibi-)     4  class 4
singular: iki-,ic-
plural: ibi-,ivy-
  
threat, warning, scolding
imihigo    2    threats
kudigiriza (-digirije)     v    1. to threaten, 2. to frighten, 3. to boast over another
kuvyigiriza (-vyigirije)   v    1. to frighten, 2. to threaten
kwīhanikiriza (-īhanikirije)     v    1. to warn, 2. to threaten, 3. send in a hurry
rain    imvura
(light, fine) urunyanyāga
(main rain season) itumba
(season of early rains) agatāsi
(very heavy) isegenya
(very heavy, sweeps away crops on hillside) inkukūra
(wind and rain, storm) inkūbi
(path of water in heavy rain) umuvo
(to ~) kugwa
(with imvura, i.e. imvura iragwa)
(to begin to ~ after dry season) gutāsura
(to cause to, sorcerer) kuvuba
(early in morning or for a long time) kuvōvōta
(heavily) guhonoka
(a long time without stopping) kujobanya
(on) kuvubira
(softly) kunyanyāga
(to threaten to) gukuba
(to fall continuously) gushāna
(to fall heavily) kuzibiranya
(to go for shelter in) kwūgama
(to be soaked by downpour) kujōbeka
En-En dictionary 
threaten    kudigiriza, guhahiriza, guhiga, kwīhanikirza, gukana, gukangīra, kuvyigiriza
(to rain) gukuba
En-En dictionary 
threats    imihigo
En-En dictionary