On the other hand, the only processes that could directly give a sentence new meanings (idiomatization, stipulation) would not give its components new meanings.

Encouraging work has recently shown the feasibility of creating bioorgans for the reconstruction of heart, lungs, liver, and kidneys.

[…] I will not send Owen's Lily May to the almshouse." Lily―what? demanded Mrs. Morley rather sharply, for she was half provoked with what she mentally called Amy's whim of keeping the outcast child when she might send it to the asylum. Lily May, said Amy, smiling. Her name is Mary, and we called her first Little Mary, and then Little May. But Owen calls her Lily May.

These irregularities may be caused by environment, management, and unhonest or erroneous actions of any kind.