grim inexorable relentless stern unappeasable unforgiving unrelenting
grim%5:00:00:implacable:00 inexorable%5:00:00:implacable:00 relentless%5:00:00:implacable:00 stern%5:00:00:implacable:00 unappeasable%5:00:00:implacable:00 unforgiving%5:00:00:implacable:00 unrelenting%5:00:00:implacable:00
brezobziren neizprosen nepomirljiv nepopustljiv nespravljiv neusmiljen
not to be placated or appeased or moved by entreaty
grim determination grim necessity Russia's final hour, it seemed, approached with inexorable certainty relentless persecution the stern demands of parenthood