demanding, exacting, austere, grim, strict, unforgiving, can, relentless, prat, inexorable, more...

lenient, gentle, indulgent, flexible, forgiving

bow, port, starboard, aft, more...

more, square, high, little, round, very, narrow, flat, german, broad, sharp

violinist isaac ,   serious look,   serious face,   back of the boat,   backs of boats,   back of a boat,   sailor's behind,   rearward on a boat,   back of a ship,   back, on a ship,   severe in manner