stealthily russian

• подбро́сить

  toss up, throw up, throw, put stealthily, add

  plant

  give a lift

  bring up

• укра́дкой

  stealthily

• подбра́сывать

  toss up, throw up, throw, put stealthily, add

  give a lift

  bring up

• подбира́ться

  approach stealthily

• исподтишка́

  stealthily, in an underhand way

• кра́дучись

  stealthily

• воровато

  stealthily, furtively, thievishly, on the sly

• подкра́дывавшийся

  sneaking up, creeping up, stealthily approaching

• подкра́дывающийся

  sneaking, creeping, stealthily approaching

• подсо́вывающий

  slipping in, shoving under, sneaking in, stealthily inserting

• подта́скивающий

  pulling, dragging, drawing (towards), bringing (stealthily/secretly)

• умыкну́вший

  who stole, who snatched away, who carried off (stealthily)

Examples

• Впоследствии они бы́ли втайне уби́ты.

  Later, they were murdered stealthily.