If a cell is surrounded by hypertonic solution, then water will move OUT of the cell by osmosis because there is a higher concentration of water inside the cell compared to outside (where there is lots of dissolved salt, etc.) A cell in hypertonic solution will shrink.
Definition of simper for English Language Learners. : 1  to smile in a way that is not sincere or natural. : 2  to say (something) in a way that is not sincere or natural.
Full Definition of HINDER. transitive verb. 1. : to make slow or difficult the progress of: hamper. 2. : to hold back: check. intransitive verb. : to delay, impede, or prevent action.