| kept concealed |
| lay low(expression, overspread, bury, stash, super-imposed) |
| lie low(expression, overspread, bury, stash, super-imposed) |
| lock up(expression, close, overspread, gag, bury) |
| locked up(expression, close, overspread, gag, bury) |
| locking up(expression, close, overspread, gag, bury) |
| lying low(expression, overspread, bury, stash, super-imposed) |
| not give away(expression, idiom, overspread, bury, stash) |
| not tell(expression, overspread, bury, stash, super-imposed) |
| not told(expression, overspread, bury, stash, super-imposed) |
| occult(bury, stash, curtained) |
| put out of the way(expression, idiom, overspread, bury, stash) |
| restricted |
| shrouded(close, overspread, gag, bury, stash) |
| stash(overspread, bury, super-imposed, curtained) |
| stow away(expression, overspread, bury, stash, super-imposed) |
| take cover(expression, overspread, bury, stash, super-imposed) |
| top secret |
| tuck away(expression, overspread, bury, stash, super-imposed) |
| tucked away(expression, overspread, bury, stash, super-imposed) |